GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Cadillac
🢒
2009
🢒
STS
🢒
Engine
🢒
Engine Controls and Fuel - 2.8L, 3.0L, 3.2L, or 3.6L
🢒 Radiator Surge Tank Outlet Hose/Pipe Replacement
Radiator Surge Tank Outlet Hose/Pipe Replacement LH2
Removal Procedure
Drain the cooling system. Refer to
Cooling System Draining and Filling
.
Remove the fuel injector sight shield. Refer to
Fuel Injector Sight Shield Replacement
.
Compress the clamp (1) and remove the surge tank outlet hose from the surge tank (2).
Separate the hose (2) from the retaining features (1 and 3) on the front of dash.
Compress the clamp (2) and remove the surge tank outlet hose from the heater hose (1).
Remove the surge tank outlet hose/pipe from the engine compartment.
Installation Procedure
Position the surge tank outlet hose/pipe to the engine compartment.
Compress the clamp (2) and connect the surge tank outlet hose to the heater hose (1).
Install the hose (2) to the retaining features (1 and 3) on the front of dash.
Compress the clamp (1) and connect the surge tank outlet hose to the surge tank (2).
Install the fuel injector sight shield. Refer to
Fuel Injector Sight Shield Replacement
.
Fill the cooling system. Refer to
Cooling System Draining and Filling
.
Radiator Surge Tank Outlet Hose/Pipe Replacement LY7
Special Tools
J 38185
Hose Clamp Pliers
Removal Procedure
Drain the cooling system. Refer to
Cooling System Draining and Filling
.
Position
J 38185
to the clamp in order to remove the outlet hose (2) from the surge tank (1).
Loosen the bolt on the bracket which secures the surge tank outlet hose to the engine.
Position
J 38185
to the clamp in order to remove the surge tank outlet hose from the thermostat assembly.
Remove the surge tank outlet hose/pipe from the engine.
Installation Procedure
Position the surge tank outlet hose/pipe to the engine.
Position
J 38185
to the clamp in order to connect the surge tank outlet hose to the thermostat assembly.
Caution:
Refer to
Fastener Caution
in the Preface section.
Install the bolt to the bracket securing the surge tank outlet pipe to the engine and tighten to
9 N·m (80 lb in)
.
Position
J 38185
to the clamp in order to connect the outlet hose (2) to the surge tank (1).
Fill the cooling system. Refer to
Cooling System Draining and Filling
.